MKP385530085JPI4T0

Operating Temperature:	-55°C ~ 110°C
Features:	--
Ratings:	--
Applications:	DC Link, DC Filtering; High Frequency, Switching; High Pulse, DV/DT
Lead Spacing:	1.476" (37.50mm)
Termination:	PC Pins
Height - Seated (Max):	1.516" (38.50mm)
Size / Dimension:	1.693" L x 0.846" W (43.00mm x 21.50mm)
Package / Case:	Radial
Mounting Type:	Through Hole
Series:	MKP385
Dielectric Material:	Polypropylene (PP), Metallized
Voltage Rating - DC:	850V
Voltage Rating - AC:	300V
Tolerance:	±5%
Capacitance:	3µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Film Capacitors

MKP385530085JPI4T0 is a type of film capacitor, mainly made of plastics. It is most commonly used for the purpose of various stored energy such as power protection, signal filtering, relay control, and power smoothing. Such film capacitors are widely used in industries, households, and automotive applications.

Structure

A film capacitor is a type of capacitor that consists of two metal plates divided by an insulating dielectric film. The two metal plates, the dielectric film, and the liquid electrolyte form the core of the capacitor. The two metal plates are made of aluminum and the dielectric film is usually polypropylene or other plastic-like material.

Components

The MKP385530085JPI4T0 film capacitor consists of four main components: an anode (positive electrode), a cathode (negative electrode), a desiccant, and a conducting layer (dielectric). The anode is a copper plate that is connected to the positive side of the circuit. The cathode is a silver plate that is connected to the negative side of the circuit. The desiccant is used to absorb moisture and other particles from the air, helping to reduce their effect on the capacitor. The dielectric is a film, typically made of polypropylene, which acts as the insulating layer between the anode and the cathode.

Working Principle

The MKP385530085JPI4T0 film capacitor works on the principle of "capacitance", which describes the relationship between the electric field between two conducting conductors and the capacitance value. In a film capacitor, the conducting layer store electrical energy and this ability is called "capacitance". In the process of charging and discharging, charge is stored on the capacitor in the form of an electric field between two thin metal plates. When a voltage is applied across the capacitor, the electric field produces a force that pushes the charge from one plate to the other. The charge stored on the capacitor is determined by the magnitude of the applied voltage.

Applications

The MKP385530085JPI4T0 film capacitor has a wide range of applications, especially in power conditioning and signal filtering. It is used in power supplies for stable voltage stabilizing, relay control, power smoothing, motor control applications, and signal filtering. It is widely used in household and industrial applications, such as computers, medical equipment, electric vehicles, communications systems, and electric motors. In addition, it is also used in automotive applications, such as engine management systems, active suspension systems, and noise reduction systems.

Advantages

The MKP385530085JPI4T0 film capacitor has a number of advantages. It has a high insulation resistance and is not affected by humidity, temperature, or shock and vibration. It is also small in size and has high capacitance and voltage, making it an ideal choice for many applications. It has excellent noise reduction qualities, making it ideal for various audio-related applications. In addition, it\'s very reliable and has a long life expectancy.

Disadvantages

The MKP385530085JPI4T0 film capacitor also has some drawbacks. It is not suitable for high frequency applications due to its poor frequency response. It also has a high series resistance, which can result in poor capacitance accuracy. Finally, it is also more expensive than other types of capacitors. In conclusion, the MKP385530085JPI4T0 film capacitor is a versatile component that can be used for various applications, such as power conditioning, signal filtering, and motor control. Its advantages include its good insulation resistance, small size, and reliable nature while its disadvantages include its poor frequency response and high series resistance.

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